Rules
Addition
Subtraction
Multiplication
Division
100

(+) + (+) will always give this value.

What is positive value?

100

(+8) + (+6)

What is +14?

100

(+49) - (+28)

What is 21?

100

(+4) x (+9)

What is 36?

100

(+42) ÷ (+7)

What is +6?

200

(+) x (-) will equal this value.

What is negative?

200

(+17) + (-9)

What is +8?

200

(+25) - (+29)

What is -4?

200

(+8) x (-7)

What is -56?

200

(+48) ÷ (-4)

What is -12?

300

(-) x (-) will equal this value.

What is positive?

300

(-23) + (+6)

What is -17?

300

(-36) - (41)

What is -77?

300

(-12) x (+9)

What is -108?

300

(-121) ÷ (+11)

What is -11?

400

(-) + (-) changes the operation to this.

What is subtraction?

400

(-64) + (+18)

What is -46?

400

(+41) - (-37)

What is +78?

400

(-15) x (-9)

What is 135?

400

(+117) ÷ (-9)

What is -13?

500

(+) - (-) will change the operation to this.

What is adding?

500

(-73) + (-47)

What is -120?

500

(-95) - (-86)

What is -9?

500

(+21) x (-8)

What is -168?

500

(-72) ÷ (-6)

What is +12?

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